Government Scientific Source

$0~$10(3)
$10~$25(6)
$25~$50(17)
$50~$75(9)
$75~$100(1)
$100~$200(14)
$200~$300(18)
$300~$400(20)
$400~$500(12)
$500~$750(20)
$750~$1000(11)
$1000~$5000(16)
$5000~$10000(0)
$10000~$50000(0)
$50000~$100000(0)
$100000~$3000000(0)

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